Home / 1,417.04-2,112.83-1,362.90

Finding the Fourth Proportional to 1,417.04, 2,112.83 and 1,362.90

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Solution

The fourth proportional to 1,417.04, 2,112.83 and 1,362.90 is: 2,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417.04 : 2,112.83 = 1,362.90 : x
  2. Step 2: Convert to fraction form
    1,417.04/2,112.83 = 1,362.90/x
  3. Step 3: Cross multiply
    1,417.04x = 2,112.83 × 1,362.90
  4. Step 4: Simplify right side
    1,417.04x = 2,879,569.19
  5. Step 5: Solve for x
    x = 2,879,569.19/1,417.04
  6. Step 6: Final answer
    x = 2,032.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.